feat: 优化移动端学习与证书体验

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

src/App.vue

@@ -7,7 +7,10 @@
       class="app-content overflow-hidden"
       :style="scaleStyle"
     >
-      <router-view v-slot="{ Component }">
+      <router-view
+        v-if="!bootstrapLoading"
+        v-slot="{ Component }"
+      >
         <KeepAlive :include="['Action', 'Skill']">
           <component :is="Component" />
         </KeepAlive>